Arthur Mercurio is the king of Regalia, a beautiful island hidden from the world. He is strong, powerful, and very popular. His wife died giving birth to his daughter, the Princess of Regalia. The King wants his daughter to have a suitable partner, so she and her significant other can take over the throne when he eventually dies. But as the suitors start lining up, Arthur realises he doesn't find a single one of them good enough for his precious daughter. Will the princess stay alone together?